The Time-Dependence Growth of Metallic Crystal Ultrafine Particles

查看全文 作　　者：LIU [1]Cunye;DENG [1]Zhaojing 机构地区：[1]Department of Physics,Southwest China Teachers University,Chongqing 630715 出　　处：《Chinese Physics Letters》索引1992年第9卷第12期,共3页 摘　　要：By using x-ray diffraction technique and transmission electron microscopy the in situ growth property of metal crystal ultrafine particles(CUFP)which are deposited on the silica-substrates have been studied experimentially.It is found that the diffraction intensity and the nucleus diameter of Ag CUFP are grown with time by power-law.Thus,the changes of crystal nucleus and the structure of Ag CUFP with time shows a crystallization trend,at the same time,the in situ growth of Ag CUFP displays a self-similarity character. 关 键 词：CRYSTAL PROPERTY CRYSTALLIZATION